File 13: Katrielle and the Doppelgänger

Katrielle and the Doppelgänger
Appears in	Kat's Mystery-Solving Files
Initial air date	JP July 1, 2018
Opening	Change!
Ending	Daijōbu
Episodes
Previous	File 12: The Battle of Hastings
Next	File 14: Genius Analyst Officer Emiliana Perfetti
In other languages
日本語	カトリーエイルとドッペルゲンガー Katorīeiru to Dopperugengā

Katrielle and the Doppelgänger is the 13th episode of Layton Mystery Detective Agency: Kat's Mystery-Solving Files.

Sypnosis

Katrielle takes on a new case involving a young pianist who is being plagued by appearances of a doppelgänger.